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Zero-Dimensional φ4 Field Theory Methods by feramarante1 is a document available to read on EtoBox.

What is Zero-Dimensional φ4 Field Theory Methods about?

The article discusses constructive field theory in zero dimensions, specifically focusing on the φ4 field theory. It presents five methods for computing connected graphs, emphasizing the advantages of using a forest formula to reorganize perturbation theory into a convergent form. The document aims to provide a pedagogical overview of these methods, illustrating their application through the simplest example of a single-variable ordinary integral.

Author

feramarante1

Language

EN